// Copyright (C) 2014 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-set.prototype-@@iterator
description: >
  The method should return a valid iterator with the context as the
  IteratedObject.
features:
  - Symbol.iterator
---*/

function Test() {
    var set = new Set();
    set.add(1);
    set.add(2);
    set.add(3);

    var iterator = set[Symbol.iterator]();
    var result;

    result = iterator.next();
    assert.sameValue(result.value, 1, 'First result `value`');
    assert.sameValue(result.done, false, 'First result `done` flag');

    result = iterator.next();
    assert.sameValue(result.value, 2, 'Second result `value`');
    assert.sameValue(result.done, false, 'Second result `done` flag');

    result = iterator.next();
    assert.sameValue(result.value, 3, 'Third result `value`');
    assert.sameValue(result.done, false, 'Third result `done` flag');

    result = iterator.next();
    assert.sameValue(result.value, undefined, 'Exhausted result `value`');
    assert.sameValue(result.done, true, 'Exhausted result `done` flag');

    result = iterator.next();
    assert.sameValue(
      result.value, undefined, 'Exhausted result `value` (repeated request)'
    );
    assert.sameValue(
      result.done, true, 'Exhausted result `done` flag (repeated request)'
    );
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_TEST; i++) {
    Test();
}
